/*
 * Copyright (c) 2013, SRI International
 * All rights reserved.
 * Licensed under the The BSD 3-Clause License;
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 * 
 * http://opensource.org/licenses/BSD-3-Clause
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 
 * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * 
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
 * Neither the name of the aic-web-praise nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.sri.ai.lpitools.gwtgui.client.components.dialogs;

import java.util.ArrayList;

import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.ui.DialogBox;

public class CloseableDialogBox extends DialogBox implements ClickHandler{

	private DialogBoxCaptionCancellable caption;
	
	private ArrayList<DialogBoxCloseHandler> handlers = new ArrayList<DialogBoxCloseHandler>();
	
	public CloseableDialogBox() {
		this(new DialogBoxCaptionCancellable(), "Caption");
	}
	
	public CloseableDialogBox(String caption) {
		this(new DialogBoxCaptionCancellable(), caption);
	}
	
	public CloseableDialogBox(DialogBoxCaptionCancellable caption, String captionText) {
		super(false, false, caption);
		this.caption = caption;
		caption.setText(captionText);
	}
	
	protected void onLoad() {
	    super.onLoad();

	    // let us react to the captions cancel button
	    caption.addClickHandler(this);
	}
	
	public void addCloseHandler(DialogBoxCloseHandler toAdd) {
		handlers.add(toAdd);
	}

	@Override
	public void onClick(ClickEvent event) {
	    // the caption's cancel button was clicked
		for(DialogBoxCloseHandler handler : handlers) {
			handler.onClick();
		}
	    this.hide();
	}	
}
